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Message type: E = Error
Message class: USMD1 - Datenmodel
Message number: 593
Message text: Data model &1, from-entity type &2: Invalid relationship
Entity types with <DS:DE.USMD_USAGE_TYPE>storage and use type</> 4 must
be used as To-entity types in relationships with the type <LS>foreign
key relationship</>.
The data model cannot be saved or activated.
Edit the fields in the <LS>Fields of Foreign Key Relationships</> view
in Customizing activity <DS:SIMG.FMDM_USMD001>Edit Data Model</>.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
USMD1593
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USMD1592
Data model &1, to-entity type &2: Invalid foreign key relationship &3
What causes this issue? Relationships with the type <ZK>foreign key relationship</> are only allowed for To-entity types with <DS:DE.U...
USMD1591
Model &1, ent.type &2: Only 1 foreign key relationship for attribute &3
What causes this issue? You have specified the attribute &V2& as a key field. Such attributes must occur in only one foreign key relationshi...
USMD1594
Model &1, ent.type &2: Relationship &3 is not a foreign key relationship
What causes this issue? Editing in the <LS>Fields of Foreign Key Relationships</> view is only possible for relationships with the type &...
USMD1595
Data model &1, entity type &2: Data element is missing
What causes this issue? Entity types without a data element must not be used as a From-entity type in foreign key relationships.System Response The ...
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